Earphone charging box with grease cleaning function
By introducing a motor-driven sponge roller and replaceable brush into the earphone charging case, the problem of grease buildup on the earphone surface is solved, achieving improved cleaning effectiveness and enhanced device versatility.
Patent Information
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- DONGGUAN YUHENG ELECTRONICS CO LTD
- Filing Date
- 2025-04-09
- Publication Date
- 2026-04-21
AI Technical Summary
The existing earphone charging case does not have a cleaning mechanism, which causes the wearer's skin oil to adhere to the surface of the earphone, and the long-term accumulation affects the feel and hygiene of use.
An earphone charging case with grease cleaning function has been designed, including a case body, a motor, a brush slot, a sponge sleeve and a cleaning rod. The motor drives the sponge roller to rotate and clean the grease on the surface of the earphones, and the brush can be replaced to adapt to different earphone models.
It effectively removes grease from the surface of the headphones, improving the feel and hygiene, and enhancing the device's aesthetics, convenience, and functionality.
Smart Images

Figure CN224154333U_ABST
Abstract
Description
Technical Field
[0001] This utility model relates to the field of headphone charging case technology, specifically to a headphone charging case with grease cleaning function. Background Technology
[0002] The charging case is an essential component of existing Bluetooth earphones. Its main function is to house the earphones, charge them, and protect them from damage. However, existing earphone charging cases have some shortcomings, such as:
[0003] The headphone charging case described in application number CN202111428617.X lacks a cleaning mechanism. Over time, wearers inevitably accumulate body oils on the headphone surface, which can affect the feel of the headphones and cause hygiene problems when they are placed in the charging case. Utility Model Content
[0004] The purpose of this utility model is to provide an earphone charging case with an oil cleaning function, in order to solve the problem mentioned in the background art that the existing devices on the market do not have a cleaning mechanism. During long-term use, wearers inevitably leave body oil on the surface of the earphones. When the earphones are placed in the charging case, repeated accumulation will affect the feel of use and cause hygiene problems.
[0005] To achieve the above objectives, this utility model provides the following technical solution: an earphone charging case with grease cleaning function, comprising a case body and a motor;
[0006] A placement cover is hinged to the top of the box body. The earphone body is located on the side of the placement cover that is closed to the box body. A brush groove, an earphone groove, and a pick-and-place groove are provided on the side of the placement cover that is closed to the box body. A start button is provided on the right side of the box body. A sponge sleeve and a sponge roller are provided inside the box body. A drive shaft, a drive disc, and a cleaning rod are provided below the sponge roller.
[0007] As a preferred technical solution of this utility model, the bottom and sides of the box body are rounded, and the surface of the box body has a frosted layer. The start button has a built-in LED indicator.
[0008] By adopting the above technical solution, the device can effectively improve its aesthetics by fixing the start button to the center line of the box. Moreover, the built-in LED indicator on the start button allows users to intuitively see the device status, thus improving the ease of use of the device.
[0009] As a preferred technical solution of this utility model, a TYPE-C charging port is provided on the side of the box, and a rechargeable battery is built into the box.
[0010] By adopting the above technical solution, the device has a TYPE-C charging port located at the position corresponding to the start button on the side of the box, and a built-in lithium battery. The power supply can improve the application scenarios of the device and ensure the compatibility of the device.
[0011] As a preferred technical solution of this utility model, there are two earphone slots symmetrically opened on one side of the placement cover that is closed with the box body, the take-up slot is opened below the earphone slot and the take-up slot has a hemispherical structure, the placement cover has a built-in magnetic structure, and the earphone body is magnetically fixed in the earphone slot.
[0012] Using the above technical solution, the device is connected to the top of the box body by a hinged cover. Its structure is simple and has good reliability. The hemispherical structure of the retrieval slot can improve the convenience of retrieval. The magnetic fixation of the earphone body in the earphone slot can ensure the stability of placement and improve space utilization.
[0013] As a preferred technical solution of this utility model, the brush groove is fitted on the top of the cleaning rod, the upper surface of the cleaning rod is provided with a threaded interface, and the bottom of the cleaning rod is engaged with the drive plate. There are two cleaning rods in total, which are symmetrically distributed on both sides of the center line of the box.
[0014] By adopting the above technical solution, the device has a threaded interface on the upper surface of the cleaning rod, which can be used to install brushes of different sizes to clean different models of headphones, thus improving the functionality and practicality of the device.
[0015] As a preferred embodiment of this utility model, the drive shaft is fixedly connected to the upper surface of the drive disk, and the drive disk is fixedly connected to the motor output end;
[0016] By adopting the above technical solution, the device is fixedly connected above the motor via a drive disc, which can minimize the number of power transmission layers and ensure transmission efficiency.
[0017] As a preferred technical solution of this utility model, the sponge roller sleeve is mounted above the drive shaft, the sponge sleeve is slidably connected to the inside of the box body, the box body is provided with strip-shaped protrusions, and the protrusions of the box body match the grooves on the outside of the sponge sleeve.
[0018] Using the above technical solution, the device is slidably connected to the inside of the box via a sponge sleeve, which can be replaced in a timely manner during use to ensure the cleaning effect of the device. The strip-shaped protrusions inside the box match the grooves on the outside of the sponge sleeve, which can provide a certain friction force during the operation of the device to prevent the sponge sleeve from shifting or slipping.
[0019] Compared with the prior art, the beneficial effects of this utility model are:
[0020] 1. By fixing the start button to the center line of the box, the device can effectively improve its aesthetics with its centered design. In addition, the built-in LED indicator on the start button allows users to see the device status at a glance, which improves the ease of use of the device.
[0021] 2. The device has a TYPE-C charging port located at the corresponding position of the power button on the side of the box, and has a built-in lithium battery. The power supply can improve the application scenarios of the device and ensure the compatibility of the device.
[0022] 3. The device is connected to the top of the box via a hinged cover, which has a simple structure and good reliability. The hemispherical structure of the retrieval slot can improve the convenience of retrieval. The magnetic fixation of the earphone body in the earphone slot can ensure the stability of placement and improve space utilization.
[0023] 4. The device features a threaded interface on the upper surface of the cleaning rod, allowing for the installation of brushes of different sizes to clean various models of headphones, thus enhancing the device's functionality and practicality.
[0024] 5. This device is fixedly connected to the motor via a drive plate, which can minimize the number of power transmission layers and ensure transmission efficiency;
[0025] 6. The device is slidably connected to the inside of the box via a sponge sleeve, which can be replaced in a timely manner during use to ensure the cleaning effect of the device. The strip-shaped protrusions inside the box match the grooves on the outside of the sponge sleeve, providing a certain amount of friction during the operation of the device and preventing the sponge sleeve from shifting or slipping. Attached Figure Description
[0026] Figure 1 This is a side view of the structure of this utility model;
[0027] Figure 2 This is a schematic diagram of the structure of the cover and brush groove of this utility model;
[0028] Figure 3 This is a schematic diagram of the drive shaft and drive disc structure of this utility model;
[0029] Figure 4 This is a schematic diagram of the drive disc and motor structure of this utility model;
[0030] Figure 5 This is a schematic diagram of the sponge roller structure of this utility model;
[0031] Figure 6 This is a schematic diagram of the sponge sleeve structure of this utility model.
[0032] In the diagram: 1. Box body; 2. Start button; 3. Sponge sleeve; 4. Cleaning rod; 5. Sponge roller; 6. Earphone body; 7. Placement cover; 8. Brush groove; 9. Take-out groove; 10. Earphone slot; 11. Drive shaft; 12. Drive disk; 13. Motor. Detailed Implementation
[0033] The technical solutions of the present utility model will be clearly and completely described below with reference to the accompanying drawings of the embodiments. Obviously, the described embodiments are only some embodiments of the present utility model, and not all embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by those of ordinary skill in the art without creative effort are within the protection scope of the present utility model.
[0034] Please see Figure 1 - Figure 6 The present invention provides a headphone charging case with grease cleaning function, comprising a case body 1, a start button 2, a sponge sleeve 3, a cleaning rod 4, a sponge roller 5, a headphone body 6, a placement cover 7, a brush groove 8, a take-up and put-down groove 9, a headphone slot 10, a drive shaft 11, a drive disk 12, and a motor 13.
[0035] The top hinge of the housing 1 connects to the placement cover 7. The bottom and sides of the housing 1 have rounded corners, and the surface of the housing 1 has a frosted layer. The power button 2 has a built-in LED indicator. By fixing the power button 2 to the center line of the housing 1, the device's aesthetics are effectively improved through a centered design. Furthermore, the built-in LED indicator on the power button 2 provides a clear view of the device's status, enhancing ease of use. The side of the placement cover 7 houses the earphone body 6, a brush slot 8, and a storage slot 9. A Type-C charging port is located on the side of the housing 1, and the housing 1 contains a built-in battery. The device utilizes the Type-C charging port located at the corresponding position of the power button 2 on the side of the housing 1. The built-in lithium battery enhances the device's usability across various scenarios and ensures compatibility. A power button 2 is located on the right side of the housing 1. A hinged cover 7 connects to the top of the housing 1. Two earphone slots 10 are symmetrically located on the side of the housing 1 covered by the cover 7. A hemispherical slot 9 is located below the earphone slots 10. The cover 7 incorporates a magnetic structure, and the earphone body 6 is magnetically secured within the earphone slot 10. The device is connected to the top of the housing 1 via the hinged cover 7, offering a simple and reliable structure. The hemispherical slot 9 improves ease of use, while the magnetically secured earphone body 6 is secured to the earphone slot 10. The internal structure ensures stability and improves space utilization. The inner side of the box 1 is equipped with a sponge sleeve 3 and a sponge roller 5. A brush groove 8 is located on the side of the placement cover 7, and the brush groove 8 is fitted onto the cleaning rod 4. The upper surface of the cleaning rod 4 has a threaded interface, and the bottom of the cleaning rod 4 is engaged with the drive plate 12. There are two cleaning rods 4, symmetrically distributed on both sides of the center line of the box 1. The device allows for the installation of brushes of different sizes via the threaded interface on the upper surface of the cleaning rod 4, enabling the cleaning of different models of headphones, thus improving the functionality and practicality of the device. Below the sponge roller 5 are a drive shaft 11, a drive plate 12, and the cleaning rod 4. The drive shaft 11 is fixedly connected to the drive plate 12. On the upper surface, the drive disk 12 is fixedly connected to the output end of the motor 13. The device is fixedly connected above the motor 13 via the drive disk 12, which can minimize the power transmission layers and ensure transmission efficiency. The sponge roller 5 is fitted above the drive shaft 11, and the sponge sleeve 3 is slidably connected to the inside of the box body 1. The box body 1 is provided with strip-shaped protrusions, and the protrusions of the box body 1 match the outer groove of the sponge sleeve 3. The device is slidably connected to the inside of the box body 1 via the sponge sleeve 3, which can be replaced in time during use to ensure the cleaning effect of the device. The strip-shaped protrusions inside the box body 1 match the outer groove of the sponge sleeve 3, which can provide a certain friction force during the operation of the device to prevent the sponge sleeve 3 from shifting and slipping.
[0036] Working principle: When using an earphone charging case with grease cleaning function, first take the earphone body 6 out of the earphone slot 10 through the take-out slot 9, then spray an appropriate amount of cleaning solution into the sponge roller 5, then close the placement cover 7 and press the start button 2 to start the device. The motor 13 drives the sponge roller 5 to rotate repeatedly like a washing machine, removing surface grease from the earphone body 6, the sponge roller 5, and the sponge sleeve 3. When the appropriate time is reached, take out the earphone body 6, screw on a brush of appropriate size above the cleaning rod 4, and use the high-speed rotating brush to clean the details of the earphone body 6.
[0037] The contents not described in detail in this specification are existing technologies known to those skilled in the art.
[0038] The above embodiments are preferred implementations of this utility model. In addition, this utility model can also be implemented in other ways. Any obvious substitutions without departing from the concept of this utility model are within the protection scope of this utility model.
Claims
1. An earphone charging case with grease cleaning function, comprising a case body (1) and a motor (13); Its features are: A placement cover (7) is hinged to the top of the box body (1). The earphone body (6) is provided on the side of the placement cover (7) that is closed to the box body (1). A brush groove (8), an earphone groove (10) and a pick-and-place groove (9) are provided on the side of the placement cover (7) that is closed to the box body (1). A start button (2) is provided on the right side of the box body (1). A sponge sleeve (3) and a sponge roller (5) are provided on the inside of the box body (1). A drive shaft (11), a drive disc (12) and a cleaning rod (4) are provided below the sponge roller (5).
2. The earphone charging box with grease cleaning function according to claim 1, characterized in that, The bottom and sides of the box (1) are rounded, and the surface of the box (1) has a frosted layer. The start button (2) has an LED indicator built in.
3. The earphone charging box with grease cleaning function according to claim 1, characterized in that, The box (1) has a TYPE-C charging port on its side and a built-in battery.
4. The earphone charging box with grease cleaning function according to claim 1, characterized in that, There are two earphone slots (10) symmetrically located on one side of the housing (7) covered by the cover (7). The take-up slot (9) is located below the earphone slot (10) and has a hemispherical structure. The housing (7) has a built-in magnetic structure and the earphone body (6) is magnetically fixed inside the earphone slot (10).
5. The earphone charging box with grease cleaning function according to claim 1, characterized in that, The brush groove (8) is fitted on top of the cleaning rod (4). The upper surface of the cleaning rod (4) is provided with a threaded interface, and the bottom of the cleaning rod (4) is engaged with the drive disk (12). There are two cleaning rods (4) in total, which are symmetrically distributed on both sides of the center line of the box (1).
6. The earphone charging box with grease cleaning function according to claim 1, characterized in that, The drive shaft (11) is fixedly connected to the upper surface of the drive disk (12), and the drive disk (12) is fixedly connected to the output end of the motor (13).
7. The earphone charging box with grease cleaning function according to claim 1, characterized in that, The sponge roller (5) is mounted on the drive shaft (11), and the sponge sleeve (3) is slidably connected to the inside of the box body (1). The box body (1) is provided with strip-shaped protrusions, and the protrusions of the box body (1) match the grooves on the outside of the sponge sleeve (3).
Citation Information
Patent Citations
Headphone charging box
CN113923560B